On Mon, Jan 8, 2024 at 11:09 AM Hongyu Wang <hongyu.w...@intel.com> wrote:
>
> Hi,
>
> The supported sub-features for APX was missing in option document and
> target attribute section. Add those missing ones.
>
> Ok for trunk?
Ok.
>
> gcc/ChangeLog:
>
> * config/i386/i386.opt: Add supported sub-features.
> * doc/extend.texi: Add description for target attribute.
> ---
> gcc/config/i386/i386.opt | 3 ++-
> gcc/doc/extend.texi | 6 ++++++
> 2 files changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/gcc/config/i386/i386.opt b/gcc/config/i386/i386.opt
> index 1bfff1e0d82..a38e92baf92 100644
> --- a/gcc/config/i386/i386.opt
> +++ b/gcc/config/i386/i386.opt
> @@ -1328,7 +1328,8 @@ Enable vectorization for scatter instruction.
>
> mapxf
> Target Mask(ISA2_APX_F) Var(ix86_isa_flags2) Save
> -Support APX code generation.
> +Support code generation for APX features, including EGPR, PUSH2POP2,
> +NDD and PPX.
>
> mapx-features=
> Target Undocumented Joined Enum(apx_features) EnumSet Var(ix86_apx_features)
> Init(apx_none) Save
> diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi
> index 9e61ba9507d..84eef411e2d 100644
> --- a/gcc/doc/extend.texi
> +++ b/gcc/doc/extend.texi
> @@ -7344,6 +7344,12 @@ Enable/disable the generation of the SM4 instructions.
> @itemx no-usermsr
> Enable/disable the generation of the USER_MSR instructions.
>
> +@cindex @code{target("apxf")} function attribute, x86
> +@item apxf
> +@itemx no-apxf
> +Enable/disable the generation of the APX features, including
> +EGPR, PUSH2POP2, NDD and PPX.
> +
> @cindex @code{target("avx10.1")} function attribute, x86
> @item avx10.1
> @itemx no-avx10.1
> --
> 2.31.1
>
--
BR,
Hongtao
